OSDOCS-22246: Add 4.12.98 z-stream release notes (advisory-only)

[bjahagir-OpenShift]

Version
4.12

Issue
https://redhat.atlassian.net/browse/OSDOCS-22246

Link to Doc preview
https://119846--ocpdocs-pr.netlify.app/openshift-enterprise/latest/release_notes/ocp-4-12-release-notes.html#zstream-4-12-98-about_release-notes

Q/E review
N/A

Additional information

• Shipment MR: https://gitlab.cee.redhat.com/hybrid-platforms/art/ocp-shipment-data/-/merge_requests/819
• Errata: RHSA-2026:65908

[openshift-ci-robot]

@bjahagir-OpenShift: This pull request references OSDOCS-22246 which is a valid jira issue.

Details

In response to this:

Summary

• Adds z-stream release notes for OCP 4.12.98 (ADVISORY-ONLY)
• Jira: https://redhat.atlassian.net/browse/OSDOCS-22246
• Shipment MR: https://gitlab.cee.redhat.com/hybrid-platforms/art/ocp-shipment-data/-/merge_requests/819
• Errata: RHSA-2026:65908

Documented

None - Advisory-only release

Jira RN text populated (Step 3a)

• Auto-closed: 7/7 issues (all RN-NR)

Scope notes

• Shipment YAML keys: 8
• Documented: 0 (advisory-only)
• Note: 4.12 uses 3-module structure (about/fixed-issues/updating)

Test plan

• Vale clean (0 errors)
• Update issued date when errata published

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[ocpdocs-previewbot]

🤖 Wed Sep 16 11:18:06 - Prow CI generated the docs preview:

https://119846--ocpdocs-pr.netlify.app/openshift-enterprise/latest/release_notes/ocp-4-12-release-notes.html

[openshift-ci]

@bjahagir-OpenShift: all tests passed!

Full PR test history. Your PR dashboard.

Details

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